Control Damper Act.
Sprin Return, Non Fail-Safe, and Pneumatic Actuators
Siemens GQD Series
Spring Return, 20 lb-in (2 Nm), Rotary Electronic Damper Actuators
Product Overview
The OpenAir GQD Series direct-coupled spring return electronic actuator is designed for modulating, two-position, and floating control of building HVAC dampers.
